Series S catch-up + maintenance-audit session. No builds/fixes -- investigation and reporting only. Confirmed CLEAN.php's trash-lifecycle stage is report-only, no real archive/delete mover exists (K259). 88-file trash backlog and cron-feasibility question left open for USR369's decision. Delivered 6 held transfers. Session hit repeated real connection timeouts (session-specific, not platform-wide).

Reviewed SOP-HOUSEKEEPING-SCHEDULE.md v1.1; ran CLEAN.php dry=1 and CLEANBACKUPS.php dry=1 for system 40; read CLEAN.php v1.7 full source and confirmed trash_lifecycle is report-only (no mover); ran disk_usage, get_sync_status, CATCHUP.php; logged finding to memory pipeline (K259); updated handoff-40.md and LEGACY-40.md; delivered 6 held transfers (NAV-MAP.md/SOP-NAV.md, backend nav v9.2, Exa tools docs, WHITELIST false-alarm retraction).